It is not necessary to do CT:94 10,000 data show that there is a positive correlation between CT dose accumulation and the risk of hematological malignant tumors.

CTOnews.com, Nov. 18-in a paper recently published in Nature Medicine, researchers tracked 948174 children, adolescents and young people (all under 22 years old) who underwent CT scans in nine European regions and found a positive correlation between the accumulation of CT doses and the risk of all hematological malignancies.

The Image Source FlickrEPI-CT cohort is a large-scale multicenter study in 9 countries including Belgium, Denmark, the Netherlands, Norway, Spain, Sweden, France, Germany and the United Kingdom to assess the risk of malignant hematological tumors associated with radiation exposure to CT scans in children and adolescents to significantly complement current evidence.

Studies have confirmed that ionizing radiation exposure from ≥ 100mGy to high dose (≥ 1Gy) is an established risk factor for childhood and adult leukemia, but low dose (